Description: Built as a fireboat with a manifold system, four deck turrets, one 55 foot telescoping mast turret, and hose lockers.

Cost: $139,809

Length: 120 feet
Beam: 26 feet
Draft: 12 feet
Displacement: 272 tons

Propulsion: twin screw, steam

Engines: 2 cross-compound vertical condensing steam engines with two Babcock-Wilcox oil burning boilers
Both engines were turned over at least four times a day.

Pumps: 2 steam turbines, Byron-Jackson multi-stage centrifugal pumps rated at 4,500 GPM each and each on a common shaft driven by a steam turbine rated capacity 10,000 GPM at 150 PSI,

Fuel: Bunker C (Heavy fuel oil)

Steering: steam powered

Winch: steam powered

Generator: 1 10 KW gasoline powered

Crew: 1 fireboat officer, 1 fireboat pilot, 2 fireboat engineers, 2 stokers and 7 hoseman
Members of fireboat companies could be identified at fires and other emergences by their all yellow helmets.

Service History:
1909 Fireboat Company No. 1, Embarcadero at the foot of Harrison Street
1917 Assigned to new quarters at Pier 22 ½
1920 January 1st, Placed in reserve, lack of funds
1921 July 1st, Fireboat Company No. 1 reactivated
1954 May, the Fireboat Dennis T. Sullivan was de-commissioned and retired from service
1954 Scrapped. Sold and towed to a Long Beach scrap yard.

Monitors:
2 monitors, forward and aft.
1 telescopic tower
2 portable batteries, with six locations to connect from
All are equipped with Gorter nozzles with removable tips from 2" to 3"
The gate valves for the monitors and tower are operated hydraulically from positions near the batteries

Water Curtain:
A perforated pipe extends around the deck house with controls both port and starboard

Manifolds:
2, both on top of main house with ten 3 ½ inch outlets, goose-necked and reduced to 3 inches
Each manifold outlet is numbered 1 to 20, and at each valve there is a leather strap with a brass tag numbered to correspond with the outlet. As lines are lead they are tagged to ID them to allow a fast shut down without tracing all lines.